diff options
| -rw-r--r-- | kernel/hw_breakpoint.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/hw_breakpoint.c b/kernel/hw_breakpoint.c index 50dbd59..c030ae6 100644 --- a/kernel/hw_breakpoint.c +++ b/kernel/hw_breakpoint.c @@ -296,6 +296,10 @@ int register_perf_hw_breakpoint(struct perf_event *bp) if (!bp->attr.disabled || !bp->overflow_handler) ret = arch_validate_hwbkpt_settings(bp, bp->ctx->task); + /* if arch_validate_hwbkpt_settings() fails then release bp slot */ + if (ret) + release_bp_slot(bp); + return ret; } |